Craftsman 247.20438 T7800

The Craftsman 247.20438 T7800 is a tractor produced by Craftsman Lawn Tractors. It is equipped with a 724 cc 44.2 ci engine. The listed engine power is Gasoline (gross): 20 hp / 14.9 kW. Transmission: infinite forward and reverse.

Engine Power

Gasoline (gross): 20 hp / 14.9 kW

Fuel & Capacities

3 gal 11.4 L

Transmission

infinite forward and reverse

Overview

	2016 Lawn tractorMTD built Lawn tractor MTD built

Production
Distributor	Craftsman (a part of Sears)
Manufacturer	MTD
Lawn tractor

Craftsman 247.20438 Engine
20HP Kohler 724cc 2-cyl gasoline
Fuel tank	3 gal 11.4 L
Engine details ...

Mechanical
Two-wheel drive
Manual steering
Open operator station.

Power Take-off (PTO)
Mid PTO	independent
Clutch	manual

Dimensions & Tires
Wheelbase	36 inches 91 cm
Front tire	15x6
Rear tire	20x8
Full dimensions and tires ...

Electrical
Ground	negative
Battery volts	12

Engine

Engine Detail — 724 cc / 44.2 ci Gasoline

Manufacturer	Kohler
Fuel Type	Gasoline
Configuration	2-cylinder, air-cooled vertical-shaft V-Twin
Displacement	724 cc 44.2 ci
Power (gross)	20 hp 14.9 kW
Starter	electric
Starter volts	12

Transmission

Transmission — infinite forward and reverse

Gears	infinite forward and reverse

Dimensions

Craftsman 247.20438 Tires
Lawn/turf front	15x6
Lawn/turf rear	20x8

Dimensions
Wheelbase	36 inches 91 cm
Length	71.75 inches 182 cm
Front axle	Cast-iron

Attachments

42" Mower deck
	manual lift
Cutting width	42 inches 106 cm
Cut height	1 to 4 inch 2 to 10 cm

Photos

Craftsman 247.20438 T7800 tractor photo

Recommended Implements & Sizing Guide

Engineering recommendations for Craftsman Lawn Tractors Craftsman 247.20438 T7800 based on its 20 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	1 to 2 Bottom (12")1 - 2 铧 (30 cm)	Light Duty	Ideal for garden plots and light sandy soil.
Rotary Cutter / MowerMowing & Clearing	4 ft (48 in)1.2 m	Light Duty	Pasture clipping and light brush under 1" diameter.
Rotary TillerSeedbed Prep	42 to 48 in105 - 120 cm	Light Duty	Covers compact tractor tire width.
Disc HarrowSecondary Tillage	5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片)	Light Duty	Small acreage soil break-up and secondary aeration.

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Craftsman Lawn Tractors Craftsman 247.20438 T7800.

Estimated Continuous Field Runtime: 2.9 hrs

Approximately 2.9 hours of continuous field operation at ~75% rated power on a full tank (3 gal / 11.4 L).

Estimated 75% Load Fuel Burn~1 gal/hr (3.9 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours

Craftsman Lawn Tractors Craftsman 247.20438 T7800 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Craftsman Lawn Tractors Craftsman 247.20438 T7800.

Enter value:

Unit:

Converted Equivalents:

Horsepower (HP)20 hp

Kilowatts (kW)14.9 kW

Metric Horsepower (PS / CV)20.3 PS

Direct Competitor Comparison

Compare Craftsman 247.20438 T7800 against same-era industry alternatives in the same horsepower class.

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